Inventor
SNEAD DAVID E
US4 patents
Patents
4 patentsUS5321622AJun 14, 1994
Boolean layer comparison slice
3D SYSTEMS INC96 citations96
US6333741B1Dec 25, 2001
Boolean layer comparison slice
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US5854748ADec 29, 1998
Boolean layer comparison slice
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US5481470AJan 2, 1996
Boolean layer comparison slice
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